package org.groupg.practice.JNotify;

import net.contentobjects.jnotify.JNotify;

import net.contentobjects.jnotify.JNotifyListener;
import org.junit.jupiter.api.Test;

public class JNotifyPracticeTest {
    @Test
    public void sample() throws Exception {
        // path to watch
//        String path = System.getProperty("user.home");
        String path = "J:\\娜娜";


        // watch mask, specify events you care about,
        // or JNotify.FILE_ANY for all events.
        int mask = JNotify.FILE_CREATED |
                JNotify.FILE_DELETED |
                JNotify.FILE_MODIFIED |
                JNotify.FILE_RENAMED;

        // watch subtree?
        boolean watchSubtree = true;

        // add actual watch
        int watchID = JNotify.addWatch(path, mask, watchSubtree, new Listener());

        // sleep a little, the application will exit if you
        // don't (watching is asynchronous), depending on your
        // application, this may not be required
        Thread.sleep(10*1000);

        // to remove watch the watch
        boolean res = JNotify.removeWatch(watchID);
        if (!res) {
            // invalid watch ID specified.
        }
    }

    class Listener implements JNotifyListener {
        public void fileRenamed(int wd, String rootPath, String oldName,
                                String newName) {
            print("renamed " + rootPath + " : " + oldName + " -> " + newName);
        }

        public void fileModified(int wd, String rootPath, String name) {
            print("modified " + rootPath + " : " + name);
        }

        public void fileDeleted(int wd, String rootPath, String name) {
            print("deleted " + rootPath + " : " + name);
        }

        public void fileCreated(int wd, String rootPath, String name) {
            print("created " + rootPath + " : " + name);
        }


        void print(String msg) {
            System.err.println(msg);
        }
    }

}
